3.75×7.35-3/8×5730+16.2×62.5有没有简便算法呀？
答案:1 悬赏:0 手机版
解决时间 2021-02-05 23:35
- 提问者网友：人傍凄凉立暮秋
- 2021-02-05 09:03
3.75×7.35-3/8×5730+16.2×62.5有没有简便算法呀？
最佳答案
- 五星知识达人网友：一叶十三刺
- 2021-02-05 09:52
3.75×7.35-3/8×57.3+16.2×62.5%
=0.375×73.5-3/8×57.3+16.2×62.5%
=0.375×（73.5-57.3）+16.2×62.5%
=0.375×16.2+16.2×62.5%
=（0.375+62.5%）×16.2
=1×16.2
=16.2
=0.375×73.5-3/8×57.3+16.2×62.5%
=0.375×（73.5-57.3）+16.2×62.5%
=0.375×16.2+16.2×62.5%
=（0.375+62.5%）×16.2
=1×16.2
=16.2
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